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Re: [Xen-users] PXE + XEN

  • To: xen-users@xxxxxxxxxxxxx
  • From: "Fajar A. Nugraha" <list@xxxxxxxxx>
  • Date: Wed, 4 Apr 2012 05:34:28 +0700
  • Delivery-date: Tue, 03 Apr 2012 22:35:56 +0000
  • List-id: Xen user discussion <xen-users.lists.xen.org>

On Wed, Apr 4, 2012 at 4:52 AM, Alexandre Kouznetsov <alk@xxxxxxxxxx> wrote:
> Other thing you should have in mind if you use bridged network, is gPXE's
> timeout vs bridge forward delay. In short, by default gPXE get desperate of
> not getting DHCP answer before the bridge become operation, and fails to
> boot. Can be fixed manually with "brctl setfd $BRIDGENAME 5" or in your
> network configuration file.
> I don't use network-bridge script, my Debian's /etc/network/interfaces looks
> like this (note that Dom0 has no IP on that interface in my setup):
> iface xenbr22 inet manual
>  bridge_ports eth1.22
>  bridge_stp off
>  bridge_fd 5

Any particular reason to use "5"? Why not "0", or "1"?

> Probably, I will end up writing some wrapper to be used with
> "bootloader" option. I would talks to TFTP, get specified pxelinux config
> file, parse it, download the kernel and inirtd, than start up the VM.
> Although, it has not been written yet.

Isn't that what pypxeboot does? http://grid.ie/pypxeboot/


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